Datron 1281 Ultra-High Accuracy 8½-Digit Precision Digital Multimeter
Datron 1281 Ultra-High Accuracy 8½-Digit Precision Digital Multimeter
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Main Description
The Datron 1281 is one of the world’s most accurate 8.5-digit precision digital multimeters, engineered for high-end metrology labs, calibration facilities, and automated test systems (ATE). Known for its exceptional long-term stability, ultra-low noise architecture, and advanced SelfCal technology, the Datron 1281 delivers industry-leading performance for voltage, resistance, current, and ratio measurements. This instrument is widely used as a laboratory reference due to its unparalleled accuracy and drift characteristics.
Key Features
8.5-digit high-resolution measurement engine
Ultra-stable long-term accuracy ideal for metrology labs
True 4-wire Ohms with extremely low noise
SelfCal internal calibration for minimal drift
Excellent DCV accuracy suitable for standards labs
Ratio measurement capability for calibration applications
Full IEEE-488 (GPIB) interface for automated testing
Low thermal EMF input circuitry for precision voltage measurement
Wide measurement range for DC, AC, Ohms & current
Fully programmable for ATE systems
Quiet, stable readings with industry-leading noise rejection
Ideal replacement for Datron 1271 or Wavetek 4808 systems
Technical Specifications Table
| Specification | Details |
|---|---|
| Model | Datron 1281 |
| Type | 8.5-Digit Precision Digital Multimeter |
| Manufacturer | Datron Instruments / Wavetek / Ametek |
| Resolution | 8½ digits |
| Functions | DCV, ACV, DCI, ACI, 4-Wire Ohms, Ratio |
| DC Voltage Accuracy | Ultra-high accuracy suitable for metrology reference |
| Resistance | True 4-wire low-noise measurement |
| Interface | IEEE-488 (GPIB) |
| Calibration | Internal SelfCal system |
| Input Impedance (DC) | Extremely high for precision measurement |
| Operating Temp. | 0°C – 50°C |
| Power Requirements | 100–240V AC, 50/60Hz |
| Approx. Weight | 20 lbs (9 kg) |
The Datron 1281 8.5-digit precision multimeter delivers ultra-high accuracy, SelfCal stability, and low-noise metrology-grade performance for labs that require the best in DC voltage, resistance, and ratio measurement. The Datron 1281 stands as one of the most respected high-accuracy multimeters in metrology and calibration labs worldwide. With superior long-term drift performance, exceptional DC resolution, ultra-low noise, and SelfCal internal temperature compensation, the 1281 is built for precision applications that demand absolute reliability. It supports advanced voltage, resistance, and ratio measurements, making it ideal for standard labs, calibration benches, and ATE automation systems requiring traceable accuracy and stability. Datron 1281 Ultra-Stable 8.5-Digit Precision Digital Multimeter — High-Accuracy Bench Meter for Calibration Labs, Metrology, ATE Systems & Long-Term Reference Measurements
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